Preprocessor directives in c

In c all the preprocessor directives start with # character except define() operator. All the directives have different task which executes just before the actual execution of c program which makes the program more portable. These directives are used only to instruct compilers.

List all preprocessor directives in c.

Preprocessor definitions in c

Preprocessor directive in c

#include directive in c

# define directive in c

Pragma directive in c

Warning directive

Preprocessor operators in c

# if directive in c

#line directive in c

# error directive in c

# elif in c

# ifdef and #endif in c

 # ifndef in c example

#undef in c

What is header file in ?

C preprocessor questions

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